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Finding the Fourth Proportional to 340,804.35, 470,345.00 and 204,882.30

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Solution

The fourth proportional to 340,804.35, 470,345.00 and 204,882.30 is: 282,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,804.35 : 470,345.00 = 204,882.30 : x
  2. Step 2: Convert to fraction form
    340,804.35/470,345.00 = 204,882.30/x
  3. Step 3: Cross multiply
    340,804.35x = 470,345.00 × 204,882.30
  4. Step 4: Simplify right side
    340,804.35x = 96,365,364,369.09
  5. Step 5: Solve for x
    x = 96,365,364,369.09/340,804.35
  6. Step 6: Final answer
    x = 282,758.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.